2045043252 has 72 divisors (see below), whose sum is σ = 6164785536. Its totient is φ = 558892224.

The previous prime is 2045043241. The next prime is 2045043269. The reversal of 2045043252 is 2523405402.

It is a happy number.

2045043252 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 170623 + ... + 182214.

Almost surely, 2^2045043252 is an apocalyptic number.

It is an amenable number.

2045043252 is an abundant number, since it is smaller than the sum of its proper divisors (4119742284).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2045043252 is a wasteful number, since it uses less digits than its factorization.

2045043252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352877 (or 352872 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 2045043252 is about 45222.1544378416. The cubic root of 2045043252 is about 1269.3094085762.

Adding to 2045043252 its reverse (2523405402), we get a palindrome (4568448654).

The spelling of 2045043252 in words is "two billion, forty-five million, forty-three thousand, two hundred fifty-two".